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Singapore Under Cyber Siege: What You Need to Know About the UNC3886 Attack—And How to Stay Protected

SINGAPORE, July 30, 2025 — In July 2025, Singapore’s digital defences came under fire. The government revealed an active, ongoing cyber attack targeting the country’s critical infrastructure—energy, water, finance, telecom, healthcare, and more. The threat actor behind it? UNC3886—a highly sophisticated espionage group with suspected links to China, known for silently infiltrating global systems since 2021.
But what does this mean for your organization? Why should you care? And how can you protect your business, your customers, and your operations?
Let’s break it down.

Who is UNC3886?

UNC3886 is not your average hacker group.
They are state-sponsored, stealthy, and relentless, targeting the very core of national infrastructure. What makes them dangerous is not just their skills—but where they attack: virtualization platforms, routers, VPNs, and operational technology (OT) that traditional antivirus and security tools can’t even see.
They don’t just hack into computers. They live in the invisible layers of your digital environment—below the surface, undetected for months.

How the Attack Works

UNC3886 uses advanced techniques that few organizations are prepared for:
Step-by-step:

  1. Initial Entry via Zero-Day Exploits
    They exploit previously unknown vulnerabilities in platforms like Fortinet VPNs, VMware vCenter, and Juniper routers—systems trusted and used by most enterprises.

  2. Silently Deploy Malware
    They install custom-made malware (like REPTILE, MOPSLED, and LOOKOVER) directly into virtual servers or network devices. These tools hide in plain sight, even surviving reboots and standard clean-up.

  3. Steal Data & Move Laterally
    Once inside, they move across your network, harvesting credentials, capturing sensitive data, and accessing other critical systems—often without anyone knowing.

  4. Maintain Persistence
    Their malware is designed to stay hidden. Even after you think you’ve removed them, they often find a way back—through backdoors or compromised admin accounts.

Why You Should Care—Even If You’re Not a Target

You might think: “We’re not a government agency, why would they attack us?”
The truth is:

  • Every business depends on infrastructure—energy, water, internet, payment systems.
  • You may be the weak link. Attackers often enter through less-protected vendors or partners to reach bigger targets.
  • Cyberattacks don’t just steal data—they destroy trust. Operational downtime, data leaks, and regulatory penalties can be crippling.

UNC3886 isn’t just a government problem. It’s an ecosystem problem—and everyone is part of the ecosystem.

How You Can Protect Yourself—With Solutions from Us

We brings together some of the world’s most powerful cybersecurity solutions—many of which are specifically designed to defend against attacks like UNC3886.

1. Get Full Visibility with runZero
UNC3886 hides in forgotten or unmanaged systems.
runZero gives you a full map of every device—IT, OT, IoT, and even shadow infrastructure—so nothing hides.
🔍 Know what you have before you can protect it.

2. Lock Down Network Access with NACView
Stop attackers from moving across your network.
NACView enforces network access control, segments users and devices, and blocks unauthorized connections—no hardware required.
🛑 One compromised device shouldn’t mean full access.

3. Secure Industrial and OT Systems with SCADAfence
If you run factories, utilities, or use industrial control systems, SCADAfence detects suspicious activity across OT and IT. It monitors specialized protocols and alerts you to anomalies before real damage happens.
⚙ Modern OT threats need modern OT defence.

4. Detect Breaches with ESET PROTECT Elite
UNC3886 is stealthy—but not invisible.
ESET PROTECT Elite delivers advanced endpoint detection, threat hunting, and response capabilities to spot and stop abnormal behaviour across your devices.
🧠 It’s not just antivirus—it’s active defense.

5. Test, Simulate, and Strengthen with Version 2’s Security Services
From vulnerability assessments to penetration testing and red-team simulations, Version 2 Security Center helps you validate your defenses against real-world threats like UNC3886.
🧪 Better to find the gaps before attackers do.

Final Thought: Don’t Wait for the Headlines

Cyber threats like UNC3886 are not just in the news—they’re already on our networks.
Protecting your organization doesn’t require a full security overhaul overnight. But it does start with visibility, access control, real-time detection, and a strong partner.
With Version 2 and its best-in-class cybersecurity solutions, you’re not alone in this fight.

📞 Ready to assess your exposure or plan your next steps?
Reach out to Version 2 today for a tailored cybersecurity consultation.

About Version 2 Limited
Version 2 Digital is one of the most dynamic IT companies in Asia. The company distributes a wide range of IT products across various areas including cyber security, cloud, data protection, end points, infrastructures, system monitoring, storage, networking, business productivity and communication products.

Through an extensive network of channels, point of sales, resellers, and partnership companies, Version 2 offers quality products and services which are highly acclaimed in the market. Its customers cover a wide spectrum which include Global 1000 enterprises, regional listed companies, different vertical industries, public utilities, Government, a vast number of successful SMEs, and consumers in various Asian cities.

[IMPORTANT] Registration Server will be regularly maintenance on 2024-05-08 (2:30 pm) to 2024-05-08 (6:30 am)

IMPORTANT !

ESET planned to maintain which will take place on
Tuesday, May 8th, 2024, from 2:30 PM to 6:30 PM, Hong Kong Time lasting 4 hours.

It means in certain time within the maintenance window, customers might not renewal purchase, activate license or generate license, etc.

Sorry for any inconveniences caused.

Support Hotline: (65) – 6296 4268
Or email to support@version-2.com.sg

About Version 2 Limited
Version 2 Digital is one of the most dynamic IT companies in Asia. The company distributes a wide range of IT products across various areas including cyber security, cloud, data protection, end points, infrastructures, system monitoring, storage, networking, business productivity and communication products.

Through an extensive network of channels, point of sales, resellers, and partnership companies, Version 2 offers quality products and services which are highly acclaimed in the market. Its customers cover a wide spectrum which include Global 1000 enterprises, regional listed companies, different vertical industries, public utilities, Government, a vast number of successful SMEs, and consumers in various Asian cities.

[IMPORTANT] Registration Server will be regularly maintenance on 2024-04-12 (2:30 pm) to 2024-04-12 (6:30 am)

IMPORTANT !

ESET planned to maintain which will take place on
Friday, April 12th, 2024, from 2:30 PM to 6:30 PM, Hong Kong Time lasting 4 hours.

It means in certain time within the maintenance window, customers might not renewal purchase, activate license or generate license, etc.

Sorry for any inconveniences caused.

Support Hotline: (65) – 6296 4268
Or email to support@version-2.com.sg

About Version 2 Limited
Version 2 Digital is one of the most dynamic IT companies in Asia. The company distributes a wide range of IT products across various areas including cyber security, cloud, data protection, end points, infrastructures, system monitoring, storage, networking, business productivity and communication products.

Through an extensive network of channels, point of sales, resellers, and partnership companies, Version 2 offers quality products and services which are highly acclaimed in the market. Its customers cover a wide spectrum which include Global 1000 enterprises, regional listed companies, different vertical industries, public utilities, Government, a vast number of successful SMEs, and consumers in various Asian cities.

[IMPORTANT] Registration Server will be regularly maintenance on 2024-02-17 (04:00 pm) to 2024-02-18 (04:00 am)

IMPORTANT !

ESET planned Network Core Infrastructure maintenance in ESET HQ which will take place on
Saturday, February 17th, 2024, from 4:00 PM to Sunday, February 18th, 2024, 4:00 AM, Hong Kong Time lasting 12 hours.

The impact of this outage covers ALMOST ALL ESET services, regardless internal or external.
It means in certain time within the maintenance window, customers might not place orders, activate license or generate license, etc.

That means Order System, Check Key, Key activation and eStore all affected.

About Version 2 Limited
Version 2 Digital is one of the most dynamic IT companies in Asia. The company distributes a wide range of IT products across various areas including cyber security, cloud, data protection, end points, infrastructures, system monitoring, storage, networking, business productivity and communication products.

Through an extensive network of channels, point of sales, resellers, and partnership companies, Version 2 offers quality products and services which are highly acclaimed in the market. Its customers cover a wide spectrum which include Global 1000 enterprises, regional listed companies, different vertical industries, public utilities, Government, a vast number of successful SMEs, and consumers in various Asian cities.

[Special Announcement] Registration Server will be regularly maintenance on 2022-02-10 (15:00-17:00)

In order to provide more stable service, registration server (https://version-2.com.sg/register/) will be regularly maintenance on 2022-02-10 (15:00-17:00).
Sorry for any inconveniences caused.

Support Hotline: (65) – 6296 4268
Or email to support@version-2.com.sg

About Version 2 Limited
Version 2 Digital is one of the most dynamic IT companies in Asia. The company distributes a wide range of IT products across various areas including cyber security, cloud, data protection, end points, infrastructures, system monitoring, storage, networking, business productivity and communication products.

Through an extensive network of channels, point of sales, resellers, and partnership companies, Version 2 offers quality products and services which are highly acclaimed in the market. Its customers cover a wide spectrum which include Global 1000 enterprises, regional listed companies, different vertical industries, public utilities, Government, a vast number of successful SMEs, and consumers in various Asian cities.

Version 2 Limited has partnered with Pulseway to provide solutions for remote monitoring and management

Version 2 Limited has partnered with Pulseway to provide solutions for remote monitoring and management 

Hong Kong, China – Version 2 Limited today announced that it has built up a distribution partnership with Pulseway, the specialist provider of remote monitoring and management solutions founded in Ireland. With Pulseway, enterprises, especially in small and medium-sized business, can remotely monitor and control IT systems from any smartphone or tablet in a secure and convenient way. 

Version 2 Limited offers Pulseway’s products to Hong Kong and Singapore market respectively. Customers will be able to completely control their entire IT infrastructure from mobile platforms in their hands at anytime from anywhere.

For additional information about the Version 2 Limited and Pulseway, visit: https://www.version-2.com/products/pulseway/.

About Version 2 Limited
Version 2 Digital is one of the most dynamic IT companies in Asia. The company distributes a wide range of IT products across various areas including cyber security, cloud, data protection, end points, infrastructures, system monitoring, storage, networking, business productivity and communication products.

Through an extensive network of channels, point of sales, resellers, and partnership companies, Version 2 offers quality products and services which are highly acclaimed in the market. Its customers cover a wide spectrum which include Global 1000 enterprises, regional listed companies, different vertical industries, public utilities, Government, a vast number of successful SMEs, and consumers in various Asian cities.


About Pulseway
MMSOFT Design was founded in Dublin, Ireland in 2011 and is a specialist provider of remote monitoring and management solutions. 
Pulseway was launched in 2011 and it has almost 300,000 IT users around the world.
Pulseway Enterprise Server is used by large enterprises including DELL, Louis Vuitton, Northwestern University, Conde Nast and British Columbia Institute of Technology.